On Tue, Apr 19, 2011 at 5:32 AM, David Dillow<dave@xxxxxxxxxxxxxx> wrote:The mapping code for ib_srp changed in 2.6.39-rc1, but it showedHello Dave,
improved IOPS for a similar setup in my testing so I'd be surprised if
it is the culprit. Still, it wouldn't hurt to check. Do you have time to
try the new ib_srp code with 2.6.38.3 to eliminate it from the equation?
I just ran a test with the most important 2.6.39-specific ib_srp
commits reverted but that didn't yield a measurable performance
difference for this specific test: